Step Chamfer Drill Bit M10 Thread 20mm 35mm 50mm Multi Layer Tapered Reamer Brazed Pagoda Drill Bit for Tile Marble

Multi Size Options: This step chamfer drill bit includes 20mm, 35mm, and 50mm sizes, catering to various needs, ensuring smoothly, clean cuts without jagged edges. Robust Construction: The step drill bit is made of alloy steel and sand, with high strength, wear proofing, and reliability, can withstand harsh drilling tasks. Wet and Dry Use: The brazed pagoda drill bit supports bot wet and dry drilling, providing flexibility for different tasks, environments, and tool preferences. Item Type: Step Chamfer Drill Bit Material: Alloy Steel, Sand Shank: M10 Use: Drilling Holes in Tiles, Marble Color: Gold Size: Approx. 20mm Celsius 0.79in, 35mm Celsius 0.98in, 50mm Celsius 1.97in